1. H Sadeghi, PhD, is Professor, Department of Kinesiology, Tarbait Moallem University, Ministry of Sciences, Research, and Technology, Tehran, Iran, and Postdoctoral Fellow, Research Center, Sainte-Justine Hospital, 3175 Côte-Ste-Catherine, Montreal, Quebec, Canada H3T 1C5.
2. P Allard, PhD, PEng, is Professor, Department of Kinesiology, University of Montreal, and Director, Human Movement Laboratory, Research Center, Sainte-Justine Hospital, Montreal, Quebec, Canada
3. M Duhaime, MD, is Orthopedic Surgeon and Professor of Orthopedic Surgery, Shriners Hospital, Division of Orthopedics, McGill University, Montreal, Quebec, Canada